通常の定規は紙の上で滑ってしまう、しかしこの定規は開いた穴をいかし紙と定規を同時に抑えることができる
高度な切削技術を使って作られたジュラルミン製。抜き勾配がなく立てることができる。
Grip Ruler
This ruler is designed with holes to prevent slipping on the paper while using. It keeps a good grip to hold the ruler and paper at the same time by fitting your fingers inside the holes. It is made by ISHII SEIKOU in Tokyo ; mainly produce molds for rubber products with professional skill of cutting metal.
